SAH, Firman; NAURA SASIKIRANA , Herlya; PUJIANI, Tri. The Implementation of Project-Based Learning in Developing 21st Century Skills in EFL Class. Jadila: Journal of Development and Innovation in Language and Literature Education, [S. l.], v. 4, n. 4, p. 257–272, 2024. DOI: 10.52760/jadila.v4i4.797. Disponível em: https://jadila.yayasancec.or.id/index.php/jadila/article/view/797. Acesso em: 8 oct. 2026.